---Would you like to go out for a walk with us? ---_____, but I must finish my homework first. ( )
A A. Of course not B B. That’s all right C C. I’d love to D D. Yes, I do
参考答案:
语法分析最常用的两类方法是自上而下和自下而上分析法。( )(本题2.0分)
语法分析最常用的两类方法是自上而下和自下而上分析法。( )(本题2.0分)A A. 正确B B. 错误